WINTER HARBOR WATER DISTRICT

Maine — Community Water System — PWSID: ME0091630

System Information

PWSID	ME0091630
System Name	WINTER HARBOR WATER DISTRICT
System Type	Community Water System
Water Source	Ground Water
Activity Status	Active
Owner Type	Local
EPA Region	01
Serves School	No
Wholesaler	No
First Reported	Mar 8, 1979
Last Reported	Nov 17, 2025

Location & Contact

State	Maine
City	WINTER HARBOR
ZIP Code	04693
Address	PO BOX 38
Organization	LISCOMB, SARA
Phone	207-963-7703

Population & Service

Population Served	700
Service Connections	280

Drinking Water Violations (44)

This water system has 44 violations recorded in the EPA SDWIS database.

Begin Date	End Date	Contaminant	Category	Health-Based	Major	Measured	Federal MCL	State MCL	Status	Return to Compliance	Rule
Dec 30, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Apr 3, 2024	Lead and Copper Rule
Dec 30, 2023	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Apr 3, 2024	Lead and Copper Rule
Jul 1, 2023	—	Consumer Confidence Rule	Other	No	No	—	—	—	Unaddressed	—	Consumer Confidence Rule
Jul 1, 2022	—	Consumer Confidence Rule	Other	No	No	—	—	—	Unaddressed	—	Consumer Confidence Rule
Jul 1, 2021	—	Consumer Confidence Rule	Other	No	No	—	—	—	Unaddressed	—	Consumer Confidence Rule
Dec 30, 2017	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Mar 16, 2018	Lead and Copper Rule
Dec 30, 2017	—	Lead and Copper Rule	MR	No	No	—	TT	—	Resolved	Mar 16, 2018	Lead and Copper Rule
Jan 1, 2015	Dec 31, 2023	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Diquat	MR	No	Yes	—	0.02 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Endothall	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Endothall	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Endothall	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2015	Dec 31, 2023	Endothall	MR	No	Yes	—	0.1 mg/L	—	Resolved	Dec 31, 2023	Synthetic Organic Chemicals
Jan 1, 2012	Dec 31, 2012	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2012	Nitrate Rule
Jan 1, 2012	Dec 31, 2012	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2012	Nitrate Rule
Jan 1, 2012	Dec 31, 2012	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2012	Nitrate Rule
Jan 1, 2012	Dec 31, 2012	Nitrate	MR	No	Yes	—	10 mg/L	—	Resolved	Dec 31, 2012	Nitrate Rule
Jan 1, 2012	Dec 31, 2020	Asbestos	MR	No	Yes	—	7 MFL	—	Resolved	Dec 31, 2020	Inorganic Chemicals
Jan 1, 2012	Dec 31, 2020	Asbestos	MR	No	Yes	—	7 MFL	—	Resolved	Dec 31, 2020	Inorganic Chemicals
Jan 1, 2012	Dec 31, 2020	Asbestos	MR	No	Yes	—	7 MFL	—	Resolved	Dec 31, 2020	Inorganic Chemicals
Jan 1, 2012	Dec 31, 2020	Asbestos	MR	No	Yes	—	7 MFL	—	Resolved	Dec 31, 2020	Inorganic Chemicals
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Oct 1, 2011	Oct 31, 2011	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	Oct 31, 2011	Total Coliform Rule
Jan 1, 2011	Dec 31, 2013	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	TTHM	MR	No	Yes	—	0.080 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2011	Dec 31, 2013	Total Haloacetic Acids (HAA5)	MR	No	Yes	—	0.060 mg/L	—	Resolved	Dec 31, 2013	Stage 1 Disinfectants and Disinfection Byproducts Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
May 1, 2006	May 31, 2006	Coliform (TCR)	MR	No	No	—	5% of samples	—	Resolved	May 31, 2006	Total Coliform Rule
Aug 1, 1998	Aug 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1998	Total Coliform Rule
Aug 1, 1998	Aug 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1998	Total Coliform Rule
Aug 1, 1998	Aug 31, 1998	Coliform (TCR)	MCL	Yes	No	—	5% of samples	—	Resolved	Aug 31, 1998	Total Coliform Rule
Jan 1, 1997	Nov 30, 1998	Surface Water Treatment Rule	TT	Yes	No	—	—	—	Resolved	Nov 30, 1998	Surface Water Treatment Rule
Jan 1, 1997	Nov 30, 1998	Surface Water Treatment Rule	TT	Yes	No	—	—	—	Resolved	Nov 30, 1998	Surface Water Treatment Rule

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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